155852461044612 has 18 divisors (see below), whose sum is σ = 393960387640638. Its totient is φ = 51950820348192.

The previous prime is 155852461044611. The next prime is 155852461044629. The reversal of 155852461044612 is 216440164258551.

155852461044612 is a `hidden beast` number, since 1 + 5 + 5 + 8 + 5 + 2 + 4 + 6 + 10 + 4 + 4 + 612 = 666.

It can be written as a sum of positive squares in only one way, i.e., 101301326300736 + 54551134743876 = 10064856^2 + 7385874^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×155852461044612² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (155852461044611) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2164617514473 + ... + 2164617514544.

Almost surely, 2^{155852461044612} is an apocalyptic number.

155852461044612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

155852461044612 is an abundant number, since it is smaller than the sum of its proper divisors (238107926596026).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155852461044612 is a wasteful number, since it uses less digits than its factorization.

155852461044612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4329235029027 (or 4329235029022 counting only the distinct ones).

The product of its (nonzero) digits is 9216000, while the sum is 54.

The spelling of 155852461044612 in words is "one hundred fifty-five trillion, eight hundred fifty-two billion, four hundred sixty-one million, forty-four thousand, six hundred twelve".